LED COB module tested

LED manufacturers continue to innovate to improve economies of scale. One of the newest packaging solutions designed to help lower costs is chip-on-board (COB) light source modules. COB (Chips on Board) , is a technology of LED packaging: Multi LED chips are packaged together as one lighting module. When it light up, it looks like

The big lie about LED lighting lifetime

The great LED lightbulb rip-off: One in four expensive ‘long-life’ bulbs doesn’t last anything like as long as the makers claim article tells that many energy-efficient LED light bulbs failed before their advertised lifespan, tests have found. Disappointing result comes despite claims of them lasting 25,000 hours.  The consumer watchdog and European partners tested five samples of

LED filament lamp teardown

An LED Filament light bulb is an electric light bulb which produces light with a LED that is shaped as a filament. Compared to other LED lights, LED Filament lights are omni-directional and have look similar to old fashioned light bulbs.  So how exactly those bulbs are built? Hackaday article [Mike] Illuminates us on LED

LED market size

What is the penetration of LED lights at the moment? According to Yole Developpement Research Institute, the LEDs lighting the proportion varies in different countries, usually 10 to 20 percent. LED penetration has depended largely on decisions of the authorities. LED lighting market will grow this year, according to forecasts of more than USD 25